TW201335795A - Portable keyboard and portable device using same - Google Patents

Abstract

The disclosure relates to a portable keyboard and a portable device using the same. The portable keyboard includes at least two main bodies capable of being selectively disposed as a coplanar structure or disposed as a stacked structure. Each of the at least two main bodies acts as one part of a complete key, and the main bodies couple with each other to form the complete key. When the at least two main bodies electrically connect with each other and disposed as a coplanar structure, the portable keyboard is in a work state. When the at least two main bodies are disposed as a stacked structure, the portable keyboard is in a portable state. The portable keyboard includes a fold mechanism disposed between two adjacent main bodies and electrical elements configured for electrically connecting the two adjacent bodies with each other. In the work state, each one of the two adjacent main bodies includes a side wall. The fold mechanism includes two sleeves and a pivot. Two sleeves are respectively disposed on the two side walls. The pivot is accommodated and slides a space defined by the two sleeves. The at least two main bodies is capable of shifting between the work state and the portable state under an action of the fold mechanism.

Description

Portable keyboard and portable device

The present invention relates to a portable device, and more particularly to a portable keyboard.

The keyboard of the desktop computer as the main input medium is the main configuration component of the desktop computer. There are a large number of buttons for signal input on the keyboard, such as letter keys and numeric keys. For the convenience of operation, a large number of buttons are simultaneously disposed on the same operation surface, so the plane area of the operation surface of the keyboard is large, resulting in a table. The upper keyboard is not conducive to carrying and transporting.

In view of the above, it is necessary to provide a portable keyboard having a folding mechanism that can be folded.

It is also necessary to provide a portable device having the above folding mechanism.

A portable keyboard comprising at least two bodies capable of selectively engaging each other in a coplanar arrangement and being separated from each other, each body being respectively provided with a part of a keyboard area of the portable keyboard, and a keyboard disposed on the at least two bodies The areas together form a complete keyboard interface. When the at least two bodies are electrically connected to each other and are co-located with each other, the portable keyboard is in an active state, and when the at least two bodies are disposed apart from each other, the portable keyboard is at a position In a portable state, the portable keyboard further includes a folding mechanism disposed between any two adjacent bodies of the at least two bodies and an electrical connector for electrically connecting the adjacent two bodies, when the portable keyboard is in an active state, The two adjacent bodies respectively have a first side wall and a second side wall adjacent to each other, the folding mechanism comprises a rotating element, the rotating element comprises a first sleeve, a second sleeve and a pivot, the first sleeve is disposed on The second sleeve is disposed on the second side wall, and the pivot is simultaneously sleeved in the first sleeve and the second sleeve And sliding in the receiving space defined by the first sleeve and the second sleeve, the second sleeve is movable in the axial direction of the pivot, and the pivot is The rotating shaft rotates in a plane such that the adjacent two bodies are stacked.

A portable device comprising at least two bodies that are selectively engageable with each other in a coplanar arrangement and separated from each other, each body being provided with a portion of the body of the portable device, respectively, disposed on the at least two bodies The portions together form a complete work or display interface, the portable device is in an active state when the at least two bodies are electrically connected to each other and are coplanarly coupled to each other, and the portable device is disposed when the at least two bodies are disposed apart from each other. The device is in a portable state, the portable device further comprising a folding mechanism disposed between any two adjacent bodies of the at least two bodies and an electrical connector for electrically connecting the adjacent two bodies, when the portable device is in operation The adjacent two bodies respectively have a first side wall and a second side wall adjacent to each other, the folding mechanism comprises a rotating element, the rotating element comprises a first sleeve, a second sleeve and a pivot, the first sleeve Provided on the first side wall, the second sleeve is disposed on the second side wall, and the pivot is simultaneously sleeved at the first side The sleeve and the second sleeve are slidable in a receiving space defined by the first sleeve and the second sleeve, the second sleeve is movable in the axial direction of the pivot, and the first A sleeve rotates in a plane with the pivot as a rotating shaft, so that the adjacent two bodies are stacked.

Compared with the prior art, the folding mechanism of the portable keyboard and the portable device allows the portable keyboard and the portable device to be freely switched between a working state, that is, an unfolded state and a portable state, that is, a folded state, and when in a portable state, the plane area is small. Easy to carry and transport.

In the present invention, the portable device can be a portable flat panel display such as an electronic book, a tablet computer or the like or a portable keyboard. For convenience of description, the present embodiment will be described by taking the portable device as a portable keyboard 1 as an example.

Referring to FIG. 1 , the portable keyboard 1 includes a first body 11 , a second body 12 , and a third body 14 for connecting the first body 11 and the second body 12 respectively and connecting the first body 11 and the third body. The folding mechanism 3 of the main body 14 and the electrical connection member for realizing electrical connection between the three main bodies 11, 12, 14 (see FIG. 2 for details). The first body 11, the second body 12, and the third body 14 are respectively partitions of the portable keyboard 1, and are stitched together to form a complete keyboard. The user uses the portable keyboard 1 to input information such as letters and numbers. Each of the main bodies 11, 12, 14 is provided with a control circuit (not shown) for driving the operation of the corresponding keyboard area. The data power cord of the portable keyboard 1 is preferably electrically coupled to the control circuitry of the third body 14, and electrical signal transmission between the control circuitry within each body is accomplished via electrical connections between the three bodies 11, 12, 14. In this embodiment, the second body 12 and the first body 11 together form a main keyboard area of the portable keyboard 1, the main keyboard area includes letters, numeric keys, and the like; the third body 14 is the portable keyboard 1 Edit the keypad and keypad area, which includes numeric keys and arithmetic function keys.

The folding mechanism 3 for connecting the first body 11 and the second body 12 is disposed on two side walls of the first body 11 and the second body 12 adjacent to each other. Under the action of the folding mechanism 3, the first body 11 and the second body 12 can move in a direction away from each other in respective thickness directions (such as the Z axis), and rotate in a plane with the folding mechanism 3 as a rotating shaft. The first body 11 and the second body 12 are stacked on top of each other. In this embodiment, the second body 12 is stacked under the first body 11; the other is used to connect the first body 11 and the third body. The folding mechanism 3 of the main body 14 is disposed on two side walls of the first body 11 and the third body 14 adjacent to each other. The first body 11 and the third body 14 are movable in a direction away from each other in the respective thickness directions, and are rotated in a plane with the folding mechanism 3 as a rotating shaft, so that the first body 11 and the third body 14 are stacked on each other. It is provided that in the embodiment, the third body 14 is stacked above the first body 11. When the first body 11, the second body 12, and the third body 14 are disposed coplanar (as shown in FIG. 1) and electrically connected to each other, that is, the first body 11, the second body 12, and the third body 14 are unfolded and When splicing forms a complete keyboard, the portable keyboard 1 is in the first working state. When the first body 11, the second body 12, and the third body 14 are folded and stacked one on another, the portable keyboard 1 is in a portable state (as shown in FIG. 12). In the portable state, in the embodiment, the third body 14 directly receives the power supply of the power signal line and is stacked on the first body 11. Therefore, the third body 14 in the embodiment can be used as a small The keyboard of the function corresponding to the keyboard area is used, such as inputting a number and performing a numerical operation. At this time, the portable keyboard 1 is in a second working state.

Please refer to FIG. 2 to FIG. 4 . FIG. 2 is a partially exploded perspective view of the portable keyboard 1 of FIG. 1 , FIG. 3 is a partially exploded perspective view of the portable keyboard 1 of FIG. 1 , and FIG. A cross-sectional view at IV-IV. Among them, only the exploded view of the first body 11, the second body 12, and the folding mechanism 3 is shown. It can be understood that the first body 11, the third body 14, and the folding mechanism 3 have similar structures.

The first body 11 includes a first housing 110. The first housing 110 includes a first base 115 and a first cover 116. The first cover 116 is fastened to the first base 115 to form a receiving space for receiving a corresponding control circuit (not shown). The first cover 116 includes two opposite sidewalls 111, 113 and a top wall 114 connecting the two sidewalls 111, 113. The button of the keyboard partition corresponding to the first body 11 is exposed from the top wall 114 for the user to operate. The side wall 111 is provided with a recess 112 for receiving the corresponding folding mechanism 3. A latching member 117 for splicing with the second body 12 is disposed on the side wall 111. The latching member 117 can be a bump.

Referring to FIG. 4 , a connecting terminal 1170 is embedded in an end of the latching member 117 facing the second body 12 , so that one surface of the connecting terminal 1170 is exposed outside the first housing 110 to form a first electrical connection. The surface 1171 is embedded in the first housing 110 as a second electrical connection surface 1172 electrically connected to the control circuit in the first housing 110 for transmitting control signals.

The top wall 114 further includes a through hole 118, the side wall 111 further including an opening 119 for revealing a part of the components of the folding mechanism 3. A receiving groove 1120 is also disposed correspondingly to the position of the corresponding groove 112 on the first substrate 115.

The second body 12 includes a second housing 120. The second housing 120 includes a second base 125 and a second cover 126. The second cover 126 is fastened to the second base 125 to form a receiving space for receiving a corresponding control circuit (not shown). The second cover 126 includes two opposite sidewalls 122, 123 and a top wall 124 connecting the two sidewalls 122, 123. The button of the keyboard partition corresponding to the second body 12 is exposed from the top wall 124 for the user to operate. The two side walls 122 are provided with a recess 121 for receiving the corresponding folding mechanism 3. A buckle body 127 for engaging with the latching member 117 of the first body 11 is disposed on the side wall 122. The latch body 127 is a recess in this embodiment.

Please refer to FIG. 5 together. FIG. 5 is a cross-sectional view taken along line V-V of FIG. The latch body 127 is provided with an electrical connector 1271 that is correspondingly connected to the connection terminal 1170 of the first body 11. The electrical connector 1271 extends through the second housing 120 and is embedded in the concave surface of the latch body 127, so that a third electrical connection surface 1272 and a fourth electrical connection surface 1273 are respectively formed by the inner concave surface. The fourth electrical connection surface 1273 is used for electrical connection of a control circuit in the second housing 120 to transmit a control signal. When the latching body 127 is engaged with the latching member 117, the third electrical connecting surface 1272 and the first electrical connecting surface 1171 are in contact with each other, thereby forming an electrical path between the first body 11 and the second body 12. . It can be understood that the position of the snap body 127 and the snap member 117 can be interchanged. In addition, the electrical connector 1271 and the connecting terminal 1170 disposed on the latching body 127 and the latching member 117 may be other structures and are not limited to the above structure, and the electrical connector 1271 and the connecting terminal 1170 may be other The electrical connecting elements, for example, may be fixedly disposed on the latching body 127 and the latching member 117 and interposed therebetween.

The side wall 122 is also provided with a card solid 129 for fixing the folding mechanism 3. In this embodiment, the card body 129 is a recessed hole, and the recessed hole has a slanted guiding surface 128 between the top wall 124. As shown in FIG. 12, the guiding surface 128 assists the card body 129 to fix the hole. Folding mechanism 3. A receiving groove 1210 is also disposed corresponding to the position of the corresponding groove 121 on the second substrate 125.

Referring to FIG. 6 together, the folding mechanism 3 includes a rotating member 13 and an abutting mechanism 60. The rotating component 13 is configured to implement switching between the first body 11 and the second body 12 of the portable keyboard 1 or the first body 11 and the third body 14 in a state of being electrically connected and folded in a folded state, thereby implementing the portable keyboard 1 Conversion in the first working state and in the portable state. The abutting mechanism 60 is configured to fix the first body 11 and the second body 12 when the first body 11 and the second body 12 are coplanar and electrically connected to stabilize the relative position therebetween. At the same time, when the portable keyboard 1 is changed from the first working state to the portable state, the abutting mechanism 60 releases the fixing action between the first body 11 and the second body 12 to disengage the second body 12 from the first body 11. It can be understood that when the first body 11 and the second body 12 and the coplanar surface between the first body 11 and the third body 14 can also maintain relative position stability by the support of an external object such as a table top, the relative positional stability can be maintained. The abutment mechanism 60 can be omitted.

Specifically, the rotating element 13 includes a first sleeve 131, a second sleeve 132, and a pivot 133. The first sleeve 131 is disposed in the groove 112 of the sidewall 111 of the first body 11 , and the second sleeve 132 is disposed in the groove 121 of the sidewall 122 of the second body 12 . When the first body 11 and the second body 12 are adjacent to each other, the first sleeve 131 and the second sleeve 132 overlap. The pivot 133 is sleeved in the first sleeve 131 and the second sleeve 132 and can slide in the receiving space defined by the first sleeve 131 and the second sleeve 132. The second sleeve 132 is also movable in the axial direction of the pivot 133 and rotates in a plane with the first sleeve 131 with the pivot 133 as a rotation axis. The pivot 133 includes a body 139 and a first abutting member 138 and a second abutting member 138' disposed at opposite ends of the body 139. The body 139 is slidable in a receiving space defined by the first sleeve 131 and the second sleeve 132, and its axial direction defines the axial direction of the pivot 133. The abutting portion of the first sleeve 131 and the second sleeve 132 respectively have a limiting member 137 for latching the first abutting member 138 and the second abutting member 138'. The first abutting member 138 and the limiting member 137 and the second abutting member 138' cooperate with the latching position of the limiting member 137 for preventing the pivot 133 from being detached from the receiving space. When the second body 12 is detached from the first body 11 , the pivot 133 slides in the accommodating space under the force of gravity until the first abutting member 138 is locked on the limiting member 137 of the first sleeve 131 . At the same time, the second sleeve 132 slides along the body 139 until the second abutting member 138 ′ abuts the limiting member 137 of the second sleeve 132 , so that the second body 12 and the first body 11 are staggered so that the second body 12 It is capable of rotating 360 degrees in a plane about the body 139.

In the present embodiment, the first abutting member 138 and the second abutting member 138' are projections extending from the surface of the body 139 toward the outer side in the axial direction away from the pivot shaft 133. The two limiting members 137 are retaining walls extending inward from the inner sidewalls of the first sleeve 131 and the second sleeve 132 respectively. The first sleeve 131 and the second sleeve 132 have an inner diameter at the position of the limiting member 137 that is larger than the diameter of the body 139 and smaller than the pivot 133 and has the first abutting member 138 and the second abutting member. The diameter at 138' is such that the pivot 133 does not deviate from the first sleeve 131 and the second sleeve 132, as shown in Figs. 6, 10, and 11. For ease of assembly, the body 139 is formed by a two-part structure (not shown) that can be nested into one body, and the two-part structure is respectively disposed through the first sleeve 131 and the second sleeve 132 without the limiting member 137. The ends enter the two sleeves 131, 132 so as to nest with each other to form the body 139. The first abutting member 138 and the second abutting member 138' are respectively disposed at ends of the bipartite structure.

Referring to FIG. 7 and FIG. 8 together, the abutting mechanism 60 is received in the first body 11 and includes an abutting member 65 and a control member 61. The abutting member 65 is fixed in the first housing 110. The end portion 657 of the top member 65 is telescoped to the inside and the outside of the first housing 110 via the opening 119, and the end portion 657 of the abutting member 65 extending from the first housing 110 can be disposed at the first end. The card solids 129 on the two main bodies 12 are engaged, thereby fixing the first main body 11 and the second main body 12. The end 657 of the abutment 65 that mates with the body 129 includes a guiding ramp. Preferably, the guiding slope is a convex portion formed by the intersection of the two inclined surfaces. Correspondingly, the fastening solid 129 is a triangular prism groove body for receiving the guiding inclined surface. The guiding surface 128 can guide the end 657 to snap into the body 129.

The control member 61 includes a control button 616 exposed to the outside of the first housing 110 via a through hole 118, a sliding rod 617 and a pushing member 618. The end of the control button 616 is connected to the pushing member 618 and can be externally applied. Movement in the first direction within the through hole 118. The pusher 618 is sleeved on the slider 617 and moves along with the movement of the control button 616 as the slider 617 moves. After the external force is cancelled, the pushing member 618 drives the control button 616 and the slide bar 617 to return to the initial position. In this embodiment, the moving direction of the pushing member 618 is substantially perpendicular to the extending and contracting direction of the end portion 657, that is, the second direction, and a first inclined surface 613 is disposed at the end of the pushing member 618.

The abutting mechanism 60 is further provided with a steering member 69 for converting the force generated by the movement of the control member 61 to force the end portion 657 of the abutting member 65 to retract the first housing. The force on 110. That is, when the steering member 69 is not subjected to the force, the end portion 657 of the abutting member 65 protrudes outside the first housing 110. When the abutting member 65 is subjected to a force, the end portion 657 is retracted into the first housing 110.

In the present embodiment, the steering member 69 includes a second inclined surface 656 disposed on the abutting member 65 to cooperate with the first inclined surface 613. When the steering member 69 is not subjected to a force, the second inclined surface 656 is relatively stationary with the first inclined surface 613, and the contact area is large. After the steering member 69 is subjected to the force, the first inclined surface 613 slides along the second inclined surface 656, thereby abutting the second inclined surface 656 to generate an end portion 657 that pushes the abutting member 65 into the first portion. A force within a housing 110.

The control member 61 can be automatically re-determined by the elastic deformation force when the external force is canceled, and the abutting member 65 can also be automatically re-determined by the elastic restoring force without being subjected to the force, thereby driving the end of the abutting member 65. The 657 extends out of the first housing 110 again. The automatic re-setting of the control member 61 and the abutting member 65 can be performed by a common elastic fixing method, such as using the elastic restoring force of the spring to pull the reset of the abutting member 65 and the resetting of the control member 61 when the external force is cancelled.

The assembly and actuation process of the portable keyboard 1 in different states will be described below with reference to the accompanying drawings.

When the portable keyboard 1 is in the first working state, as shown in FIG. 1 and FIG. 6, the first sleeve 131 is in contact with the second sleeve 132 and overlaps with each other, and the grooves 121 and 112 cooperate to accommodate the first A bushing 131 and the second bushing 132. The end portion 657 of the abutting member 65 is engaged with the card solid 129. At the same time, the latching member 117 cooperates with the latching body 127 to make the connecting terminal 1170 contact with the electrical connector 1271 and conduct electricity, so as to realize electrical connection between the first body 11 and the control circuit board of the second body 12. At this time, the first body 11 and the second body 12 are relatively stable and remain in an unfolded state and are electrically connected to each other. Similarly, the first body 11 and the third body 14 have a similar structure, so that the portable keyboard 1 is in the first working state.

Referring to FIG. 8-10 together, when the portable keyboard 1 is switched from the first working state to the portable state, first, as shown in FIG. 8, the control button 616 is controlled to make the control member 61 along the first The direction of movement causes the abutting member 65 to move in the second direction, and the end portion 657 of the abutting member 65 is disengaged from the card body 129 and retracted into the first casing 110 of the first body 11. Then, as shown in FIG. 9 and FIG. 10, the second body 12 can be detached from the first body 11 due to the withdrawal of the engagement of the end portion 657 of the abutting member 65 with the fastening structure of the card solid 129, correspondingly The latching member 117 is separated from the latching body 127, and the first sleeve 131 and the second sleeve 132 slide relative to the pivot 133 in the axial direction of the pivot 133 to the two resisting members 138, The 138' cooperates with the two limiting members 137 to align the first body 11 and the second body 12. Next, as shown in FIG. 11, the second body 12 is further rotated in a plane with the pivot 133 as an axis until the first body 11 and the second body 12 are stacked. It can be understood that the third body 14 is folded on the first body 11 with the structural support of the folding mechanism 3. The overlapping of the first, second, and third bodies 11, 12, 14 is completed, thereby achieving a portable setting, as shown in FIG.

The folding mechanism 3 of the portable keyboard 1 causes the portable keyboard 1 to be in various states. When in the first working state, the first, second, and third bodies 11, 12, and 14 of the portable keyboard 1 are deployed and spliced into a complete state. The keyboard is provided for the user to operate; when in the portable state, the third body 14, the first body 11, and the second body 12 are sequentially stacked, and the stacking of the keyboard operation surfaces enables the portable keyboard 1 to be conveniently carried and transported.

Further, in the above embodiment, the first body 11 and the second body 12 are provided with letter keys which are the same as the keyboard, and the thickness of the two is the same. Therefore, the first sleeve 131 and the second sleeve 132 are The thickness of the first body 11 and the second body 12 is smaller than the thickness of the first body 11 and the second body 12. Preferably, the thickness of the first sleeve 131 and the second sleeve 132 are equal to or smaller than the first body 11 and the second body 12. The half of the thickness of the portable keyboard 1 is in the first working state, and the pivot 133 is substantially flush with the surface of the first body 11 and the second body 12, so that the surface of the portable keyboard 1 is relatively smooth.

It can be understood that the portable keyboard 1 can be designed into a structure such as two main body folding or four main body folding according to the user's convenience of use.

In other embodiments of the present disclosure, the portable keyboard 1 may include a first body 11 and a second body 12, and when the side wall 111 of the first body 11 is adjacent to and abuts the side wall 122 of the second body 12, it is in an unfolded manner. When splicing and forming a complete keyboard, the portable keyboard 1 is in the first working state. Preferably, one half of the first sleeve 131 is embedded in the recess 112 of the first body 11 via the sidewall 111; half of the second sleeve 132 is embedded in the recess 121 of the second body 12 via the sidewall 122. The groove 121 simultaneously accommodates the other half of the first sleeve 131. The groove 112 simultaneously accommodates the other half of the second sleeve 132, so that the first body 11 and the second body 12 are in the first working state. Seamlessly docked. In addition, when the portable keyboard 1 is a flat structure such as an e-book or a digital photo frame, a similar structure is also provided, wherein each of the plurality of main bodies displays a part of a complete picture, and the plurality of main bodies are spliced into an electronic body after being unfolded. The display of the book and the complete working interface of the touch surface or the display interface and the complete display interface of the digital photo frame.

In summary, the present invention complies with the requirements of the invention patent and submits a patent application according to law. The above description is only the preferred embodiment of the present invention, and equivalent modifications or variations made by those skilled in the art will be included in the following claims.

1. . . Portable keyboard

3. . . Folding mechanism

11. . . First subject

12. . . Second subject

14. . . Third subject

13. . . Rotating component

131. . . First bushing

132. . . Second sleeve

133. . . Pivot

139. . . Ontology

138. . . First resisting member

138’. . . Second resisting member

137. . . Limiter

121, 112. . . Groove

110. . . First housing

115. . . First substrate

116. . . First cover

125. . . Second substrate

126. . . Second cover

111, 113, 122, 123. . . Side wall

114, 124. . . Top wall

117. . . Fastener

1170. . . Connection terminal

1171. . . First electrical connection surface

1172. . . Second electrical connection surface

1271. . . Electrical connector

1272. . . Third electrical connection surface

1273. . . Fourth electrical connection surface

1120, 1210. . . Storage slot

60. . . Abutment mechanism

69. . . Steering piece

119. . . Opening

65. . . Abutting piece

120. . . Second housing

127. . . Buckle body

129. . . Card solid

61. . . Control

613. . . First inclined surface

656. . . Second inclined surface

616. . . Control button

617. . . Slider

618. . . Pusher

118. . . Through hole

657. . . Ends

128. . . Guide surface

1 is a perspective view of a portable keyboard having a folding mechanism in a first state, that is, in an unfolded state, according to an embodiment of the present invention.

2 is a partially exploded perspective view of the portable keyboard of FIG. 1.

3 is a partially exploded perspective view of another perspective view of the portable keyboard of FIG. 1.

Figure 4 is a cross-sectional view taken along line IV-IV of Figure 2.

Figure 5 is a cross-sectional view taken along line V-V of Figure 2.

Figure 6 is a cross-sectional view taken along line VI-VI of Figure 1.

7 and FIG. 8 are schematic diagrams showing the operation of the abutting mechanism of the portable keyboard of FIG. 1.

FIG. 9 is a schematic view showing the folding process of the portable keyboard of FIG. 1. FIG.

Figure 10 is a cross-sectional view taken along line X-X of Figure 9.

11 is a cross-sectional view of the first body and the second body of the portable keyboard of FIG. 10 folded.

FIG. 12 is a perspective view showing the portable keyboard of FIG. 1 in a portable state after being folded.

1. . . Portable keyboard

11. . . First subject

12. . . Second subject

14. . . Third subject

117. . . Fastener

1170. . . Connection terminal

129. . . Card solid

657. . . Ends

128. . . Guide surface

Claims (10)

A portable keyboard, wherein the portable keyboard comprises at least two bodies capable of selectively engaging each other in a coplanar arrangement and being separated from each other, each body being respectively provided with a part of a keyboard area of the portable keyboard, disposed in the at least two The keyboard areas on the main body together form a complete keyboard interface. When the at least two main bodies are electrically connected to each other and are mutually coplanarly disposed, the portable keyboard is in an active state, when the at least two main bodies are separated from each other, The portable keyboard is in a portable state, the portable keyboard further comprising a folding mechanism disposed between any two adjacent bodies of the at least two bodies and an electrical connector for electrically connecting the adjacent two bodies, when the portable keyboard is at In the working state, the adjacent two bodies respectively have a first side wall and a second side wall adjacent to each other, the folding mechanism comprises a rotating element, the rotating element comprises a first sleeve, a second sleeve and a pivot, the first a sleeve is disposed on the first sidewall, the second sleeve is disposed on the second sidewall, and the pivot is simultaneously sleeved at the first sidewall The sleeve and the second sleeve are slidable in a receiving space defined by the first sleeve and the second sleeve, the second sleeve is movable in the axial direction of the pivot, and the first A sleeve rotates in a plane with the pivot as a rotating shaft, so that the adjacent two bodies are stacked. The portable keyboard of claim 1, wherein the pivot shaft comprises a body and a first abutting member and a second abutting member respectively disposed at two ends of the body, and the first sleeve is adjacent to the second sleeve Provided with two limiting members for latching the first abutting member and the second abutting member respectively, when the main body of the adjacent two main bodies is separated from the other main body, the limitation of the first sleeve The positional member latches the first abutting member, and the second abutting member abuts the limiting member of the second sleeve. The portable keyboard of claim 2, wherein the first abutting member and the second abutting member are protrusions extending from an outer side of the body surface away from an axial direction of the pivot shaft, the two limiting positions a retaining wall extending inwardly from the first sleeve and the inner wall of the second sleeve, wherein the inner diameter of the first sleeve and the second sleeve disposed at the limiting member is greater than the inner body The diameter is smaller than the pivot having the diameter at the first abutment. The portable keyboard of claim 1, wherein the first and second side walls are respectively provided with a recess for receiving the first sleeve and the second sleeve, when the portable keyboard is in operation The first sleeve is in contact with and overlaps with the second sleeve, and the two recesses simultaneously receive the first sleeve and the second sleeve. The portable keyboard of claim 1, wherein the main body further comprises a first housing, the first side wall is located on the first housing, and the first side wall is further provided with an opening, the other The main body further includes a second casing, the second side wall is located on the second casing, the second side wall is further provided with a card body, and the folding mechanism further comprises an abutting mechanism received in the one body. The abutting mechanism is fixed in the first casing, and the abutting mechanism is expandable and contractible inside and outside the first casing through the opening by an external force, and the solid body is used for receiving and fixing the abutting mechanism. The portable keyboard of claim 5, wherein the abutting mechanism comprises an abutting member and a control member, the abutting mechanism is fixed in the first housing, and the controlling member comprises a through hole on a casing is exposed to a control button, a sliding rod and a pushing member outside the first casing, the end of the control button is connected to the pushing member, and the control button can be driven by an external force An initial position of the inner portion moves along a first direction, the pushing member is sleeved on the sliding rod, and the movement of the control button follows the movement of the sliding rod, and after the external force is cancelled, the pushing member drives The control returns to the initial position. The portable keyboard of claim 6, wherein the abutting mechanism further comprises a steering member for converting a force generated by the movement of the control member into an end capable of forcing the abutting member Retracting the force on the first housing, the steering member includes a first inclined surface disposed at an end of the pushing member and a second inclined surface disposed on the abutting member, the first inclined surface and the first Two inclined surface contacts. The portable keyboard of claim 1, wherein the first side wall is provided with a latching member, and the second side wall is provided with a latching body matched with the latching member, when the latching body is The two fastening bodies are engaged with each other. The portable keyboard of claim 8, wherein the first housing and the second housing further receive two control circuit boards for driving the corresponding main body, and the latching member is in the same manner as the latch body. A connecting terminal electrically connected to the corresponding control circuit board is embedded in the card connecting surface, and the latching body is correspondingly provided with an electrical connecting component electrically connected to the corresponding control circuit board. When the latching component is received in the latching body, The connecting terminal and the electrical connector are electrically connected to each other to electrically connect the two control circuit boards to each other. A portable device, wherein the portable device comprises at least two bodies that are selectively engageable with each other in a coplanar arrangement and are separated from each other, each body being provided with a portion of the body of the portable device, respectively, disposed at the at least two bodies The upper portion together form a complete work or display interface. When the at least two bodies are electrically connected to each other and are disposed in a mutually coplanar manner, the portable device is in an active state, when the at least two bodies are disposed apart from each other, The portable device is in a portable state, the portable device further comprising a folding mechanism disposed between any two adjacent bodies of the at least two bodies and an electrical connector for electrically connecting the adjacent two bodies, when the portable device is In the working state, the adjacent two bodies respectively have a first side wall and a second side wall adjacent to each other, the folding mechanism comprises a rotating element, the rotating element comprises a first sleeve, a second sleeve and a pivot, the first a sleeve is disposed on the first sidewall, and the second sleeve is disposed on the second sidewall, the pivot is simultaneously sleeved at The first sleeve and the second sleeve are slidable in a receiving space defined by the first sleeve and the second sleeve, and the second sleeve is movable in an axial direction of the pivot, and The first sleeve is rotated in a plane with the pivot as a rotation axis, so that the adjacent two bodies are stacked.